8
9
Strobo
Torch
Frequency Step, Setup
Speed Selection
Divider and Multilplier
Phase Shift
Press the Enter button to get
back to the Speed option
The adjusting step is displayed
at the bottom
Press the right Arrow button to
multiply the speed value by 2
[MUL 2]
Press the Arrow buttons to
adjust the Phase/Blades
Press the left Arrow button to
change the speed adjusting step
Press the Arrow buttons to
adjust the speed
Use the Enter button to move down
in the screen
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Press the left Arrow button to
divide the speed value by 2 [DIV 2]
Go to
SETUP
Select the Torch item in Menu
The instrument can be used as
a torch in this mode
Press any button to switch off the
Torch mode
You can change this option
in Setup (see page 12)
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To escape strobo mode, press and
hold the Enter button.
Another option is to choose the
SET option on the Frequency
Step, Setup screen. Select SET for
Setup and select the -ESC- option.
Strobo Escape
You can connect the A4950 Stroboscope to the A4300 VA3 or A4400 VA4
measuring device in the Strobo mode and use it as the source of tacho signal.
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In Torch mode the light is still stroboscopic (with a frequency of 111 Hz) so in some
cases the rotating objects may seem to be not moving.
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